Most people live and die with their music still unplayed. They never dare to try. ----Mary Kay Ash.

大多数人都是壮志未酬身先死，因为他们从来不敢去尝试。 ---玫琳凯。艾施。

youdao

But the bloc's trumpcard – an upgrade from a 20% to a 30% cut to its emissions by 2020 –remained unplayed.

但是，该联盟仍然没有打出王牌——到2020年，将碳排放削减20%的目标增加到削减30%。

youdao

But the bloc's trumpcard – an upgrade from a 20% to a 30% cut to its emissions by 2020 –remained unplayed.

但是，该联盟仍然没有打出王牌——到2020年，将碳排放削减20%的目标增加到削减30%。

youdao